package com.wugui.datax.admin.core.handler;

import com.wugui.datax.admin.util.AESUtil;
import org.apache.commons.lang3.StringUtils;
import org.apache.ibatis.type.BaseTypeHandler;
import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.MappedTypes;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * @author water
 * @date 20-03-17 下午5:38
 */
@MappedTypes({String.class})
public class AESEncryptHandler extends BaseTypeHandler<String> {

  @Override
  public void setNonNullParameter(PreparedStatement ps, int i, String parameter, JdbcType jdbcType)
      throws SQLException {
    if (StringUtils.isNotBlank(parameter)) {
      ps.setString(i, AESUtil.encrypt(parameter));
    } else {
      ps.setString(i, null);
    }
  }

  @Override
  public String getNullableResult(ResultSet rs, String columnName) throws SQLException {
    String columnValue = rs.getString(columnName);
    return AESUtil.decrypt(columnValue);
  }

  @Override
  public String getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
    String columnValue = rs.getString(columnIndex);
    return AESUtil.decrypt(columnValue);
  }

  @Override
  public String getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
    String columnValue = cs.getString(columnIndex);
    return AESUtil.decrypt(columnValue);
  }
}
